Description de la base de données<\/b><\/div>PLANIGN est un ensemble de cartes numériques raster (format image) couvrant l\u2019ensemble des départements français. Cet ensemble couvre 12 niveaux de zoom avec une charte graphique homogène pour l\u2019ensemble de ces niveaux. On utilise également le terme de « pyramide d\u2019images » pour décrire cet ensemble. Ces niveaux sont numérotés de 8 à 19. PLANIGN est une collection pyramidale d'images cartographiques numériques en couleurs, obtenues par rastérisation de bases de données de l'IGN . Le produit PLANIGN bénéficie donc de la richesse et de la précision du contenu des bases de données, en particulier la base de données unifiée du Référentiel à Grande Échelle (RGE®) dont le bâti différencié, les adresses, les sentiers, les toponymes, les points d\u2019intérêt, \u2026<\/div>",
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